Home / 801,891.30-1,106,610.91-434,369.19

Finding the Fourth Proportional to 801,891.30, 1,106,610.91 and 434,369.19

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Solution

The fourth proportional to 801,891.30, 1,106,610.91 and 434,369.19 is: 599,429.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,891.30 : 1,106,610.91 = 434,369.19 : x
  2. Step 2: Convert to fraction form
    801,891.30/1,106,610.91 = 434,369.19/x
  3. Step 3: Cross multiply
    801,891.30x = 1,106,610.91 × 434,369.19
  4. Step 4: Simplify right side
    801,891.30x = 480,677,684,621.86
  5. Step 5: Solve for x
    x = 480,677,684,621.86/801,891.30
  6. Step 6: Final answer
    x = 599,429.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.